oc_framework/src/com/owncloud/android/oc_framework/operations/RemoteOperationResult.java

   1 /* ownCloud Android Library is available under MIT license
   2  *   Copyright (C) 2014 ownCloud (http://www.owncloud.org/)
   3  *   Copyright (C) 2012  Bartek Przybylski
   4  *
   5  *   Permission is hereby granted, free of charge, to any person obtaining a copy
   6  *   of this software and associated documentation files (the "Software"), to deal
   7  *   in the Software without restriction, including without limitation the rights
   8  *   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   9  *   copies of the Software, and to permit persons to whom the Software is
  10  *   furnished to do so, subject to the following conditions:
  11  *
  12  *   The above copyright notice and this permission notice shall be included in
  13  *   all copies or substantial portions of the Software.
  14  *
  15  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19  *   BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20  *   ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  *   CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  *   THE SOFTWARE.
  23  *
  24  */
  25
  26 package com.owncloud.android.oc_framework.operations;
  27
  28 import java.io.IOException;
  29 import java.io.Serializable;
  30 import java.net.MalformedURLException;
  31 import java.net.SocketException;
  32 import java.net.SocketTimeoutException;
  33 import java.net.UnknownHostException;
  34 import java.util.ArrayList;
  35
  36 import javax.net.ssl.SSLException;
  37
  38 import org.apache.commons.httpclient.ConnectTimeoutException;
  39 import org.apache.commons.httpclient.Header;
  40 import org.apache.commons.httpclient.HttpException;
  41 import org.apache.commons.httpclient.HttpStatus;
  42 import org.apache.jackrabbit.webdav.DavException;
  43 import org.json.JSONException;
  44
  45 import com.owncloud.android.oc_framework.accounts.AccountUtils.AccountNotFoundException;
  46 import com.owncloud.android.oc_framework.network.CertificateCombinedException;
  47
  48 import android.accounts.Account;
  49 import android.accounts.AccountsException;
  50 import android.util.Log;
  51
  52
  53 /**
  54  * The result of a remote operation required to an ownCloud server.
  55  *
  56  * Provides a common classification of remote operation results for all the
  57  * application.
  58  *
  59  * @author David A. Velasco
  60  */
  61 public class RemoteOperationResult implements Serializable {
  62
  63         /** Generated - should be refreshed every time the class changes!! */
  64         private static final long serialVersionUID = -8257349554488668693L;
  65
  66     private static final String TAG = "RemoteOperationResult";
  67
  68     public enum ResultCode {
  69         OK,
  70         OK_SSL,
  71         OK_NO_SSL,
  72         UNHANDLED_HTTP_CODE,
  73         UNAUTHORIZED,
  74         FILE_NOT_FOUND,
  75         INSTANCE_NOT_CONFIGURED,
  76         UNKNOWN_ERROR,
  77         WRONG_CONNECTION,
  78         TIMEOUT,
  79         INCORRECT_ADDRESS,
  80         HOST_NOT_AVAILABLE,
  81         NO_NETWORK_CONNECTION,
  82         SSL_ERROR,
  83         SSL_RECOVERABLE_PEER_UNVERIFIED,
  84         BAD_OC_VERSION,
  85         CANCELLED,
  86         INVALID_LOCAL_FILE_NAME,
  87         INVALID_OVERWRITE,
  88         CONFLICT,
  89         OAUTH2_ERROR,
  90         SYNC_CONFLICT,
  91         LOCAL_STORAGE_FULL,
  92         LOCAL_STORAGE_NOT_MOVED,
  93         LOCAL_STORAGE_NOT_COPIED,
  94         OAUTH2_ERROR_ACCESS_DENIED,
  95         QUOTA_EXCEEDED,
  96         ACCOUNT_NOT_FOUND,
  97         ACCOUNT_EXCEPTION,
  98         ACCOUNT_NOT_NEW,
  99         ACCOUNT_NOT_THE_SAME,
 100         INVALID_CHARACTER_IN_NAME
 101     }
 102
 103     private boolean mSuccess = false;
 104     private int mHttpCode = -1;
 105     private Exception mException = null;
 106     private ResultCode mCode = ResultCode.UNKNOWN_ERROR;
 107     private String mRedirectedLocation;
 108
 109     private ArrayList<RemoteFile> mFiles;
 110
 111     public RemoteOperationResult(ResultCode code) {
 112         mCode = code;
 113         mSuccess = (code == ResultCode.OK || code == ResultCode.OK_SSL || code == ResultCode.OK_NO_SSL);
 114         mFiles = null;
 115     }
 116
 117     private RemoteOperationResult(boolean success, int httpCode) {
 118         mSuccess = success;
 119         mHttpCode = httpCode;
 120
 121         if (success) {
 122             mCode = ResultCode.OK;
 123
 124         } else if (httpCode > 0) {
 125             switch (httpCode) {
 126             case HttpStatus.SC_UNAUTHORIZED:
 127                 mCode = ResultCode.UNAUTHORIZED;
 128                 break;
 129             case HttpStatus.SC_NOT_FOUND:
 130                 mCode = ResultCode.FILE_NOT_FOUND;
 131                 break;
 132             case HttpStatus.SC_INTERNAL_SERVER_ERROR:
 133                 mCode = ResultCode.INSTANCE_NOT_CONFIGURED;
 134                 break;
 135             case HttpStatus.SC_CONFLICT:
 136                 mCode = ResultCode.CONFLICT;
 137                 break;
 138             case HttpStatus.SC_INSUFFICIENT_STORAGE:
 139                 mCode = ResultCode.QUOTA_EXCEEDED;
 140                 break;
 141             default:
 142                 mCode = ResultCode.UNHANDLED_HTTP_CODE;
 143                 Log.d(TAG, "RemoteOperationResult has processed UNHANDLED_HTTP_CODE: " + httpCode);
 144             }
 145         }
 146     }
 147
 148     public RemoteOperationResult(boolean success, int httpCode, Header[] headers) {
 149         this(success, httpCode);
 150         if (headers != null) {
 151             Header current;
 152             for (int i=0; i<headers.length; i++) {
 153                 current = headers[i];
 154                 if ("Location".equals(current.getName())) {
 155                     mRedirectedLocation = current.getValue();
 156                     break;
 157                 }
 158             }
 159         }
 160     }
 161
 162     public RemoteOperationResult(Exception e) {
 163         mException = e;
 164
 165         if (e instanceof OperationCancelledException) {
 166             mCode = ResultCode.CANCELLED;
 167
 168         } else if (e instanceof SocketException) {
 169             mCode = ResultCode.WRONG_CONNECTION;
 170
 171         } else if (e instanceof SocketTimeoutException) {
 172             mCode = ResultCode.TIMEOUT;
 173
 174         } else if (e instanceof ConnectTimeoutException) {
 175             mCode = ResultCode.TIMEOUT;
 176
 177         } else if (e instanceof MalformedURLException) {
 178             mCode = ResultCode.INCORRECT_ADDRESS;
 179
 180         } else if (e instanceof UnknownHostException) {
 181             mCode = ResultCode.HOST_NOT_AVAILABLE;
 182
 183         } else if (e instanceof AccountNotFoundException) {
 184             mCode = ResultCode.ACCOUNT_NOT_FOUND;
 185
 186         } else if (e instanceof AccountsException) {
 187             mCode = ResultCode.ACCOUNT_EXCEPTION;
 188
 189         } else if (e instanceof SSLException || e instanceof RuntimeException) {
 190             CertificateCombinedException se = getCertificateCombinedException(e);
 191             if (se != null) {
 192                 mException = se;
 193                 if (se.isRecoverable()) {
 194                     mCode = ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED;
 195                 }
 196             } else if (e instanceof RuntimeException) {
 197                 mCode = ResultCode.HOST_NOT_AVAILABLE;
 198
 199             } else {
 200                 mCode = ResultCode.SSL_ERROR;
 201             }
 202
 203         } else {
 204             mCode = ResultCode.UNKNOWN_ERROR;
 205         }
 206
 207     }
 208
 209
 210     public void setData(ArrayList<RemoteFile> files){
 211         mFiles = files;
 212     }
 213
 214         public ArrayList<RemoteFile> getData(){
 215                 return mFiles;
 216         }
 217
 218     public boolean isSuccess() {
 219         return mSuccess;
 220     }
 221
 222     public boolean isCancelled() {
 223         return mCode == ResultCode.CANCELLED;
 224     }
 225
 226     public int getHttpCode() {
 227         return mHttpCode;
 228     }
 229
 230     public ResultCode getCode() {
 231         return mCode;
 232     }
 233
 234     public Exception getException() {
 235         return mException;
 236     }
 237
 238     public boolean isSslRecoverableException() {
 239         return mCode == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED;
 240     }
 241
 242     private CertificateCombinedException getCertificateCombinedException(Exception e) {
 243         CertificateCombinedException result = null;
 244         if (e instanceof CertificateCombinedException) {
 245             return (CertificateCombinedException) e;
 246         }
 247         Throwable cause = mException.getCause();
 248         Throwable previousCause = null;
 249         while (cause != null && cause != previousCause && !(cause instanceof CertificateCombinedException)) {
 250             previousCause = cause;
 251             cause = cause.getCause();
 252         }
 253         if (cause != null && cause instanceof CertificateCombinedException) {
 254             result = (CertificateCombinedException) cause;
 255         }
 256         return result;
 257     }
 258
 259     public String getLogMessage() {
 260
 261         if (mException != null) {
 262             if (mException instanceof OperationCancelledException) {
 263                 return "Operation cancelled by the caller";
 264
 265             } else if (mException instanceof SocketException) {
 266                 return "Socket exception";
 267
 268             } else if (mException instanceof SocketTimeoutException) {
 269                 return "Socket timeout exception";
 270
 271             } else if (mException instanceof ConnectTimeoutException) {
 272                 return "Connect timeout exception";
 273
 274             } else if (mException instanceof MalformedURLException) {
 275                 return "Malformed URL exception";
 276
 277             } else if (mException instanceof UnknownHostException) {
 278                 return "Unknown host exception";
 279
 280             } else if (mException instanceof CertificateCombinedException) {
 281                 if (((CertificateCombinedException) mException).isRecoverable())
 282                     return "SSL recoverable exception";
 283                 else
 284                     return "SSL exception";
 285
 286             } else if (mException instanceof SSLException) {
 287                 return "SSL exception";
 288
 289             } else if (mException instanceof DavException) {
 290                 return "Unexpected WebDAV exception";
 291
 292             } else if (mException instanceof HttpException) {
 293                 return "HTTP violation";
 294
 295             } else if (mException instanceof IOException) {
 296                 return "Unrecovered transport exception";
 297
 298             } else if (mException instanceof AccountNotFoundException) {
 299                 Account failedAccount = ((AccountNotFoundException)mException).getFailedAccount();
 300                 return mException.getMessage() + " (" + (failedAccount != null ? failedAccount.name : "NULL") + ")";
 301
 302             } else if (mException instanceof AccountsException) {
 303                 return "Exception while using account";
 304
 305             } else if (mException instanceof JSONException) {
 306                 return "JSON exception";
 307
 308             } else {
 309                 return "Unexpected exception";
 310             }
 311         }
 312
 313         if (mCode == ResultCode.INSTANCE_NOT_CONFIGURED) {
 314             return "The ownCloud server is not configured!";
 315
 316         } else if (mCode == ResultCode.NO_NETWORK_CONNECTION) {
 317             return "No network connection";
 318
 319         } else if (mCode == ResultCode.BAD_OC_VERSION) {
 320             return "No valid ownCloud version was found at the server";
 321
 322         } else if (mCode == ResultCode.LOCAL_STORAGE_FULL) {
 323             return "Local storage full";
 324
 325         } else if (mCode == ResultCode.LOCAL_STORAGE_NOT_MOVED) {
 326             return "Error while moving file to final directory";
 327
 328         } else if (mCode == ResultCode.ACCOUNT_NOT_NEW) {
 329             return "Account already existing when creating a new one";
 330
 331         } else if (mCode == ResultCode.ACCOUNT_NOT_THE_SAME) {
 332             return "Authenticated with a different account than the one updating";
 333         } else if (mCode == ResultCode.INVALID_CHARACTER_IN_NAME) {
 334                 return "The file name contains an forbidden character";
 335         }
 336
 337         return "Operation finished with HTTP status code " + mHttpCode + " (" + (isSuccess() ? "success" : "fail") + ")";
 338
 339     }
 340
 341     public boolean isServerFail() {
 342         return (mHttpCode >= HttpStatus.SC_INTERNAL_SERVER_ERROR);
 343     }
 344
 345     public boolean isException() {
 346         return (mException != null);
 347     }
 348
 349     public boolean isTemporalRedirection() {
 350         return (mHttpCode == 302 || mHttpCode == 307);
 351     }
 352
 353     public String getRedirectedLocation() {
 354         return mRedirectedLocation;
 355     }
 356
 357     public boolean isIdPRedirection() {
 358         return (mRedirectedLocation != null &&
 359                 (mRedirectedLocation.toUpperCase().contains("SAML") ||
 360                 mRedirectedLocation.toLowerCase().contains("wayf")));
 361     }
 362
 363 }